<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>元素定位</title>

    <style>
         h1 {color:red}
         #meng {color:red}
         .fu {color:yellow}
    </style>

</head>
<body>
    <h1>祝大家牛年大吉！</h1>
    <p id="meng">开门迎福！</p>
    <p class="fu">四季发财！</p>
    <p class="fu">旗开得胜！</p>
    <p>加油</p>
</body>
</html>